Full Screen for Firefox
Go full screen with one click on the full screen button. That includes also the full screen movies such as the YouTube, Vimeo, Dailymotion, Youku video player, etc.
5,269 users
InsensitiveX
Allows watching sensitive media on X (formely known as Twitter) for all accounts
5,184 users
AI Subtitles & Immersive Translate - Trancy
Trancy provides bilingual subtitle for platforms like YouTube, Disney+... as well as AI translator for websites.
4,280 users
Print for Firefox
Print the current page you see with one single click. That for all kinds of photo printing, poster printing, business cards, etc. Print today a web page, photo or business card with your own favorite Print button.
3,730 users
Voila – AI Assistant, Copilot and AI Writer
Seamless personal AI assistant powered by GPT-4o to help you create, write, summarize, brainstorm, and research Get things done with a simple keyboard shortcut – Improve your writing, get answers to all your questions and draft high-quality content.
3,303 users
Imagus mod
With a simple mouse-over you can enlarge and display images/videos from links. Now with optional permissions, more features.
3,233 users
YouTube Video Downloader HD, 4K & Multi-Format
Download YouTube videos, Shorts, MP3, plus Facebook, Instagram, TikTok, Twitter, Vimeo in 4K with our fast YouTube Video Downloader and converter tool.
2,963 users
Easy Youtube Player - Picture in Picture
Watch videos in a floating window while you work or browse. This extension offers a simple PiP experience for YouTube and many video
2,935 users
Old Twitter Layout (2026)
An extension that returns old Twitter's look from 2015 or 2018. WORKS IN 2026!
2,894 users
ТУБЕРНЕТ - Доступ к любимым сервисам
ТУБЕРNET - Бесплатный VPN для YouTube, ChatGPT, Claude, Gemini, Grok, Instagram, Facebook, X, Discord, TikTok, Threads, RuTracker, Rutor, Roblox, LinkedIn, Telegram, WhatsApp, Spotify, Snapchat, Ficbook, Роблокс, Ютуб, Инстаграм, Фейсбук, Дискорд
2,693 users
XSec - Безопасный VPN нового поколения
Безлимитный ВПН с маскировкой трафика для Mozilla Firefox — без регистрации. Заботимся о безопасности и приватности. На русском языке. Бесплатный VPN для ChatGPT, Discord, YouTube, Instagram и других сервисов!
2,580 users
Twitter & X Video Downloader
Download Twitter (X) Videos effortlessly with our X Downloader Extension. Just one click to convert video to MP4 or MP3.
2,482 users
Save4k
Скачать видео с YouTube.com, VK.com, Ok.ru, Facebook.com, Instagram.com, Soundcloud.com в 4К или 8К качестве!
2,165 users
one sec | Website Blocker, Focus, Screen Time
“one sec” forces you to take a deep breath and pause whenever you open one of the configured websites (Reddit, YouTube, Twitter, …).
2,164 users
Bring Twitter Back
Turns X back to Twitter by replacing all instances of the logo, replacing the new names ("post," "repost," etc.) with their old ones, and replacing the "X" name with "Twitter" on tabs and on the website.
1,943 users
YouTube Downloader
YouTube Downloader Plus - Download videos from YouTube, TikTok, Instagram, Facebook, Twitch, Twitter, Vimeo, IMDB, Soundcloud and more—fast, free, easy, and high-quality!
1,912 users
Twitter Container
This addon is a fork of Mozilla's Facebook Container but for Twitter. Twitter Container isolates your Twitter activity from the rest of your web activity in order to prevent them from tracking you. This addon is NOT an official Mozilla Product.
1,858 users
